gcleaner | 25accd71879827642c588e33892cc18629d504098174d3b44ff0b73e2e464e67

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
31-10-2024 09:27

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General

Target

8297a58305737187da69bf06da75b442_JaffaCakes118.exe
Size

339KB
MD5

8297a58305737187da69bf06da75b442
SHA1

7dde24eb80ed7976d841b05318ff7b288a0fed50
SHA256

25accd71879827642c588e33892cc18629d504098174d3b44ff0b73e2e464e67
SHA512

5610811141f3a9dd0507a712b1f3ee6d5e5b509ac0ac641bce2d9cc2a595d25b3e3a39837dcab8022d2a2e7c4334a4eca493c899e9f7907edc052c670a233bcc
SSDEEP

6144:HxAiUW/TAzgxKRAbrGqE7G0Qxu9WuG5MDIKdqmdaVD2j:HxAiUW8zgfboIu0MsCt

Score

10^/10

gcleaner onlylogger discovery loader

Malware Config

Extracted

Family

gcleaner

gcl-page.biz

194.145.227.161

Signatures

GCleaner
GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.
loader gcleaner
Gcleaner family
gcleaner
OnlyLogger
A tiny loader that uses IPLogger to get its payload.
loader onlylogger
Onlylogger family
onlylogger

OnlyLogger payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3028-2-0x0000000000220000-0x0000000000268000-memory.dmp	family_onlylogger
behavioral1/memory/3028-3-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/3028-5-0x0000000000220000-0x0000000000268000-memory.dmp	family_onlylogger
behavioral1/memory/3028-6-0x0000000000400000-0x000000000044B000-memory.dmp	family_onlylogger
behavioral1/memory/3028-4-0x0000000000400000-0x0000000000885000-memory.dmp	family_onlylogger

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2576 cmd.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2576	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

8297a58305737187da69bf06da75b442_JaffaCakes118.execmd.exetaskkill.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8297a58305737187da69bf06da75b442_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2424 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2424 taskkill.exe

pid	process
2424	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2424	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8297a58305737187da69bf06da75b442_JaffaCakes118.execmd.exe

description	pid	process	target process
PID 3028 wrote to memory of 2576	3028	8297a58305737187da69bf06da75b442_JaffaCakes118.exe	cmd.exe
PID 3028 wrote to memory of 2576	3028	8297a58305737187da69bf06da75b442_JaffaCakes118.exe	cmd.exe
PID 3028 wrote to memory of 2576	3028	8297a58305737187da69bf06da75b442_JaffaCakes118.exe	cmd.exe
PID 3028 wrote to memory of 2576	3028	8297a58305737187da69bf06da75b442_JaffaCakes118.exe	cmd.exe
PID 2576 wrote to memory of 2424	2576	cmd.exe	taskkill.exe
PID 2576 wrote to memory of 2424	2576	cmd.exe	taskkill.exe
PID 2576 wrote to memory of 2424	2576	cmd.exe	taskkill.exe
PID 2576 wrote to memory of 2424	2576	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\8297a58305737187da69bf06da75b442_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8297a58305737187da69bf06da75b442_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "8297a58305737187da69bf06da75b442_JaffaCakes118.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8297a58305737187da69bf06da75b442_JaffaCakes118.exe" & exit
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2576
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "8297a58305737187da69bf06da75b442_JaffaCakes118.exe" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3028-1-0x00000000009D0000-0x0000000000AD0000-memory.dmp

Filesize
1024KB

Download
memory/3028-2-0x0000000000220000-0x0000000000268000-memory.dmp

Filesize
288KB

Download
memory/3028-3-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3028-5-0x0000000000220000-0x0000000000268000-memory.dmp

Filesize
288KB

Download
memory/3028-6-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/3028-4-0x0000000000400000-0x0000000000885000-memory.dmp

Filesize
4.5MB

Download